Change one letter from the answer of one clue to get the answer for the other. Take a couple if you like.
Example: acquire becomes smirk -> gain/grin
-1. a storybook monster becomes a lecherous look
-2. a headland becomes an animal enclosure
-3. skin becomes an equal
-4. a place where impressions are made on dough? becomes a liquid measure
-5. utterly becomes a wading bird
-6. an antiquaited communications device becomes a sign of the times?
-7. a white patched horse becomes the text appearing in a book
-8. a flow control device becomes a liniment
-9. a taper becomes manage
-10. bring into existence becomes a wrinkle
-11. an amusement ride becomes a sandwich
-12. a word that goes with range and view becomes a guitar brand
-13. a snake becomes a rat?
-14. infuse becomes set up for use
-15. offer more money than justified becomes worked out for too long
-16. abate becomes a grant
-17. acrobatics becomes making careless mistakes in a confused way
-18. bestow a quality becomes pulled data into a file
-19. dismiss becomes a gymnastics maneuver
-20. someone in the stock market becomes a contriver
Did you ever stop to think...and then forget to start again!